725790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1861}}^1$

素因数の和:1884

約数の個数: 32

約数和(自身を含む): 1876896

約数和(自身を除く): 1151106

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 1861, 3722, 5583, 9305, 11166, 18610, 24193, 27915, 48386, 55830, 72579, 120965, 145158, 241930, 362895, 725790]

約数ペア:

[(1, 725790), (2, 362895), (3, 241930), (5, 145158), (6, 120965), (10, 72579), (13, 55830), (15, 48386), (26, 27915), (30, 24193), (39, 18610), (65, 11166), (78, 9305), (130, 5583), (195, 3722), (390, 1861)]